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13220434041 = 39697454451
BaseRepresentation
bin11000100111111111…
…11101000001111001
31021010100120122010020
430103333331001321
5204033412342131
610023503441053
7645420556323
oct142377750171
937110518106
1013220434041
115674654851
12268b5b6189
131328c61b49
148d5b4a613
15525995996
hex313ffd079

13220434041 has 8 divisors (see below), whose sum is σ = 17629101984. Its totient is φ = 8812694400.

The previous prime is 13220434039. The next prime is 13220434069. The reversal of 13220434041 is 14043402231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13220434041 - 21 = 13220434039 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13220434001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 198135 + ... + 256316.

It is an arithmetic number, because the mean of its divisors is an integer number (2203637748).

Almost surely, 213220434041 is an apocalyptic number.

It is an amenable number.

13220434041 is a deficient number, since it is larger than the sum of its proper divisors (4408667943).

13220434041 is an equidigital number, since it uses as much as digits as its factorization.

13220434041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 464151.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 13220434041 its reverse (14043402231), we get a palindrome (27263836272).

The spelling of 13220434041 in words is "thirteen billion, two hundred twenty million, four hundred thirty-four thousand, forty-one".

Divisors: 1 3 9697 29091 454451 1363353 4406811347 13220434041